7x-15=-4x+18

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Solution for 7x-15=-4x+18 equation:


Simplifying
7x + -15 = -4x + 18

Reorder the terms:
-15 + 7x = -4x + 18

Reorder the terms:
-15 + 7x = 18 + -4x

Solving
-15 + 7x = 18 + -4x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '4x' to each side of the equation.
-15 + 7x + 4x = 18 + -4x + 4x

Combine like terms: 7x + 4x = 11x
-15 + 11x = 18 + -4x + 4x

Combine like terms: -4x + 4x = 0
-15 + 11x = 18 + 0
-15 + 11x = 18

Add '15' to each side of the equation.
-15 + 15 + 11x = 18 + 15

Combine like terms: -15 + 15 = 0
0 + 11x = 18 + 15
11x = 18 + 15

Combine like terms: 18 + 15 = 33
11x = 33

Divide each side by '11'.
x = 3

Simplifying
x = 3

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